. * */ namespace Friendica\Module\Media\Attachment; use Friendica\App; use Friendica\Core\Config\Capability\IManageConfigValues; use Friendica\Core\L10n; use Friendica\Core\Session\Capability\IHandleUserSessions; use Friendica\Core\System; use Friendica\Model\Attach; use Friendica\Model\User; use Friendica\Module\Response; use Friendica\Navigation\SystemMessages; use Friendica\Network\HTTPException\InternalServerErrorException; use Friendica\Util\Profiler; use Friendica\Util\Strings; use Psr\Log\LoggerInterface; /** * Asynchronous attachment upload module * * Only used as the target action of the AjaxUpload JavaScript library */ class Upload extends \Friendica\BaseModule { /** @var IHandleUserSessions */ private $userSession; /** @var IManageConfigValues */ private $config; /** @var SystemMessages */ private $systemMessages; /** @var bool */ private $isJson; /** @var App\Page */ private $page; public function __construct(App\Page $page, SystemMessages $systemMessages, IManageConfigValues $config, IHandleUserSessions $userSession, L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, Response $response, array $server, array $parameters = []) { parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters); $this->userSession = $userSession; $this->config = $config; $this->systemMessages = $systemMessages; $this->page = $page; } protected function post(array $request = []) { $this->isJson = !empty($request['response']) && $request['response'] == 'json'; $owner = User::getOwnerDataById($this->userSession->getLocalUserId()); if (!$owner) { $this->logger->warning('Owner not found.', ['uid' => $this->userSession->getLocalUserId()]); $this->return(401, $this->t('Invalid request.')); } if (empty($_FILES['userfile'])) { $this->logger->warning('No file uploaded (empty userfile)'); $this->return(401, $this->t('Invalid request.'), true); } $tempFileName = $_FILES['userfile']['tmp_name']; $fileName = basename($_FILES['userfile']['name']); $fileSize = intval($_FILES['userfile']['size']); $maxFileSize = $this->config->get('system', 'maxfilesize'); /* * Found html code written in text field of form, when trying to upload a * file with filesize greater than upload_max_filesize. Cause is unknown. * Then Filesize gets <= 0. */ if ($fileSize <= 0) { @unlink($tempFileName); $msg = $this->t('Sorry, maybe your upload is bigger than the PHP configuration allows') . '
' . $this->t('Or - did you try to upload an empty file?'); $this->logger->warning($msg, ['fileSize' => $fileSize]); $this->return(401, $msg, true); } if ($maxFileSize && $fileSize > $maxFileSize) { @unlink($tempFileName); $msg = $this->t('File exceeds size limit of %s', Strings::formatBytes($maxFileSize)); $this->logger->warning($msg, ['fileSize' => $fileSize]); $this->return(401, $msg); } $newid = Attach::storeFile($tempFileName, $owner['uid'], $fileName, '<' . $owner['id'] . '>'); @unlink($tempFileName); if ($newid === false) { $msg = $this->t('File upload failed.'); $this->logger->warning($msg); $this->return(500, $msg); } if ($this->isJson) { $content = $newid; } else { $content = "\n\n" . '[attachment]' . $newid . '[/attachment]' . "\n"; } $this->return(200, $content); } /** * @param int $httpCode * @param string $message * @param bool $systemMessage * @return void * @throws InternalServerErrorException */ private function return(int $httpCode, string $message, bool $systemMessage = false): void { if ($this->isJson) { $message = $httpCode >= 400 ? ['error' => $message] : ['ok' => true, 'id' => $message]; $this->response->setType(Response::TYPE_JSON, 'application/json'); $this->response->addContent(json_encode($message, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT)); } else { if ($systemMessage) { $this->systemMessages->addNotice($message); } if ($httpCode >= 400) { $this->response->setStatus($httpCode, $message); } $this->response->addContent($message); } $this->page->exit($this->response->generate()); System::exit(); } }